Merge pull request #216 from abhisheknalla/patch-1

Update CONTRIBUTORS.md

Author: prateekiiest

CONTRIBUTORS.md

@@ -6,8 +6,13 @@ Thanks for all your contributions :heart: :octocat:
 
 
 [prateekiiest](https://github.com/prateekiiest) : KWOC Mentor
+
+
 | Github username      | Pull Request           | Status  |
-|[Ankitr19](https://github.com/Ankitr19)| [#203]https://github.com/codeIIEST/Algorithms/pull/203 |OPEN|
+| ------------- |:-------------:| -----:|
+|[Ankitr19](https://github.com/Ankitr19)| [#203](https://github.com/codeIIEST/Algorithms/pull/203) |OPEN|
 |[Rahul Arulkumaran](https://github.com/rahulkumaran)| [#46](https://github.com/codeIIEST/Algorithms/pull/46), [#66](https://github.com/codeIIEST/Algorithms/pull/66), [#88](https://github.com/codeIIEST/Algorithms/pull/88), [#89](https://github.com/codeIIEST/Algorithms/pull/89), [#90](https://github.com/codeIIEST/Algorithms/pull/90), [#93](https://github.com/codeIIEST/Algorithms/pull/93), [#159](https://github.com/codeIIEST/Algorithms/pull/159) | CLOSED |
 |[Rahul Arulkumaran](https://github.com/rahulkumaran)| [#94](https://github.com/codeIIEST/Algorithms/pull/94), [#95](https://github.com/codeIIEST/Algorithms/pull/95), [#112](https://github.com/codeIIEST/Algorithms/pull/112), [#151](https://github.com/codeIIEST/Algorithms/pull/151), [#174](https://github.com/codeIIEST/Algorithms/pull/174) | MERGED |
 |[Rahul Arulkumaran](https://github.com/rahulkumaran)| [#206](https://github.com/codeIIEST/Algorithms/pull/206), [#207](https://github.com/codeIIEST/Algorithms/pull/207) | OPEN |
+|[Abhishek Nalla](https://github.com/abhisheknalla)| [#129](https://github.com/codeIIEST/Algorithms/pull/129)| MERGED | 
+[#147](https://github.com/codeIIEST/Algorithms/pull/147)| MERGED | [#204](https://github.com/codeIIEST/Algorithms/pull/204)| MERGED |